added experimental ThreadFence to Program.hs and WarpSize to Exp.hs
pushing Niklas' chanages into the master branch
hacking
Thinking about synchronisation issues and I wonder if our atomicForce function is possible
threadfence is too weak for atomicForce
lots of hacking
generalised mapD slightly
trouble
Merge branch 'master' of https://github.com/svenssonjoel/Obsidian into trans
Fixed some bugs with block
Blockwise trans not working